Add config: big repos handling

[OleksiyRudenko]

Issue

Counting objects: 2649, done.
Delta compression using up to 2 threads.
Compressing objects: 100% (1280/1280), done.
error: RPC failed; result=22, HTTP code = 413 | 116 KiB/s   
fatal: The remote end hung up unexpectedly
Writing objects: 100% (2504/2504), 449.61 MiB | 4.19 MiB/s, done.
Total 2504 (delta 1309), reused 2242 (delta 1216)
fatal: The remote end hung up unexpectedly
Everything up-to-date

Cause

The default file post size for Git has been exceeded.

Solution

git config http.postBuffer 524288000